Granted Patent
Utility
US 5,718,334 · App. 08/712,189
Container closure for flexible containers
Inventor:
Robert J. Demel
Patented Case
View Patent ↗
Granted: Feb 17, 1998
Filed: Sep 11, 1996
Inventor
Robert J. Demel
Assignee (at issue)
Allergan, Inc.
This patent predates the USPTO's electronic file wrapper — prosecution documents from this era exist only in the Patent Office's paper records. A certified copy of the file history can be ordered from the USPTO's paper archives.